Home / 291,225,544.70-436,838,317.05-245,309,042.30

Finding the Fourth Proportional to 291,225,544.70, 436,838,317.05 and 245,309,042.30

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Solution

The fourth proportional to 291,225,544.70, 436,838,317.05 and 245,309,042.30 is: 367,963,563.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,225,544.70 : 436,838,317.05 = 245,309,042.30 : x
  2. Step 2: Convert to fraction form
    291,225,544.70/436,838,317.05 = 245,309,042.30/x
  3. Step 3: Cross multiply
    291,225,544.70x = 436,838,317.05 × 245,309,042.30
  4. Step 4: Simplify right side
    291,225,544.70x = 107,160,389,195,479,264
  5. Step 5: Solve for x
    x = 107,160,389,195,479,264/291,225,544.70
  6. Step 6: Final answer
    x = 367,963,563.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.